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(11)

EP 4 558 231 A1

(12)

(43) Date of publication: 28.05.2025 Bulletin 2025/22 (21) Application number: 23750680.3 (22) Date of filing: 19.07.2023

(51) International Patent Classification (IPC):  A63B 69/00(2006.01) A61M 21/00(2006.01) A63B 43/06(2006.01) A63B 71/06(2006.01) H05B 47/16(2020.01) A63B 102/16(2015.01) A61B 5/16(2006.01) A61N 5/06(2006.01) A63B 71/04(2006.01) A63B 71/14(2006.01) A63B 63/00(2006.01) (52) Cooperative Patent Classification (CPC): A63B 2225/74; A63B 2214/00; A63B 2225/02; A63B 71/04; A63B 69/0053; A61B 5/16; A63B 71/0622; A63B 2071/0658; A63B 43/06; A63B 2071/0675; A63B 2071/0666; A63B 69/002; A63B 2069/0008; A63B 2069/0006; A63B 69/0015; A63B 2244/102; A63B 2102/16; A63B 2071/0694; A63B 63/00; A63B 71/141; A61M 21/00; A61M 2021/0044; A63B 2225/76; H05B 45/20 (86) International application number: PCT/GB2023/051895 (87) International publication number: WO 2024/018203 (25.01.2024 Gazette 2024/04)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 20.07.2022 GB 202210588 (71) Applicant: OKKULO LIMITED Newcastle upon Tyne Tyne and Wear NE1 4BF (GB)	(72) Inventor: O'CONNOR, Mel Newcastle Upon Tyne, Tyne and Wear NE1 4BF (GB) (74) Representative: Tomkinson, Alexandra  Bailey Walsh & Co LLP 1 York Place Leeds, LS1 2DR Leeds, LS1 2DR (GB)